Nokia Lumia 620 原厂拆机教程

Check the repair policy before performing any mechanical repair on Service Level

1&2!

Exploded view Disassembly steps Assembly hints

Solder components Service devices Product controls and interfaces

Service concept Phone reset

?2012 Nokia | Nokia Internal Use only | All Rights Reserved.

EARPIECE DUSTNET

I0008

TOUCH MODULE

I0001

EARPIECE

I0009

LIGHT SWAP PWB

I0010

SIM TRAY

I0017

EARPIECE HOLDER

ADHESIVE

I0002

PROXIMITY & ALS SENSOR

PWB MODULE

I0006

DISPLAY SUPPORT

ASSEMBLY

I0004

EARPIECE HOLDER

I0007

TYPE LABEL

I0005

BACK COVER

I0018

DISPLAY

I0003

SCREW TORX+

SIZE 4 M1.4 X 3.4

I0016

SCREW TORX+

SIZE 4 RF1.6 x 4.5

I0015

WINDOW FRAME ASSEMBLY

(I0001 -I0002)

LIGHT SWAP PACKAGE

(I0010)

2

v1.0Only available

as assembly

Not reuseable

after removal

Repair/swap

only in level 3

Service Manual Level 1 and 2

Nokia Lumia 620

RM-846Version 1.0

Disassembly steps

For disassembling you need the Nokia Standard toolkit version 2. You will also need the camera removal

tool SS-296.

Protect the TOUCH MODULE with the protective film.

Release the BACK COVER by pushing the device down from the camera deco.

Lift up and remove the BACK COVER.

Pull out and remove the SIM TRAY.

Unscrew the six Torx+ size 4 screws. Note that the two screws in the middle are different type of screws than the other four screws! If the screws are scratched, do not use them again.

Lift up and remove the MAIN ANTENNA ASSEMBLY.

Insert the SS-93 to the shown place and release the side of the CWS CARRIER ASSEMBLY. Be careful not to damage the spring clips beneath the CWS CARRIER ASSEMBLY.

Insert the SS-93 to the shown place and release also the other side of the CWS CARRIER ASSEMBLY. Be careful not to damage the spring clips beneath the CWS CARRIER ASSEMBLY.

Lift up and remove the CWS CARRIER ASSEMBLY.

Check that the shown spring clips are not damaged.

Use the SS-93 to open the TOUCH MODULE connector from the shown side. Be careful not to damage the connector or any nearby components.

Open the DISPLAY connector with the SS-93 from the shown side. Be careful not to damage the connector or any nearby components.

Open the three shown clips holding the ENGINE BOARD. Be careful not to damage the clips.

The ENGINE BOARD can now be separated.

Place the camera removal tool SS-296 on top of the CAMERA as shown. Push it in gently until the camera retaining clips are released.

Hold from the sides of the SS-296 and lift up and remove the CAMERA.

Grab the ENGINE BOARD as shown and remove the USB BOOT. Be caeful not to twist the ENGINE BOARD or damage the contact springs on the other side.

Remove the EARPIECE HOLDER with tweezers. Be careful not to damage the EARPIECE or the DUSTNET.

Remove the EARPIECE from the EARPICE HOLDER with tweezers. Be careful not to damage the EARPIECE or the DUSTNET. Discard the EARPIECE and the DUSTNET if they are damaged.

Remove the EARPIECE HOLDER ADHESIVE. Do not use it again. Discard it.

The Nokia Lumia 620 disassembly procedure is complete.

-END OF DISASSEMBLY-

?2012 Nokia | Nokia Internal Use only | All Rights Reserved.

Service Manual Level 1 and 2

Nokia Lumia 620

RM-846Version 1.0

Assembly hints

Place the EARPIECE HOLDER with tweezers.

Then place the EARPIECE to the EARPIECE HOLDER with tweezers. Press the EARPIECE gently with the SS-93 with the maximum pressing power of 15 N. Make sure that the EARPIECE DUSTNET is not misplaced when pushing the EARPIECE to its place. Be also careful not to damage the EARPIECE springs.

Fasten the six Torx+ size 4 screws to the torque of 14 +/- 1 Ncm. Note that the two screws in the middle are different type of screws than the other four screws!

Place the device to the BACK COVER bttom end first. Then lower down the top end and press it until it snaps to place.

?2012 Nokia | Nokia Internal Use only | All Rights Reserved.

X2103

X2104

X1402X1401

X6302

X6301

X7751

X7750

X7720X6500

X2101

X7760

X7761

X2102

Camera

fuse

CDMA GND

Spring

Earpiece

-spring

Earpiece

+ spring

LED Flash

GND spring

LED Flash

spring

BT/WLAN/FM

Ant GND spring

BT/WLAN/FM

Ant spring

Div ant

spring

Div ant

spring

NFC Ant

spring

NFC Ant

spring

GPS Ant

spring

Speaker

+ Spring

Main ant

Spring

Main Ant

GND spring

Speaker

-Spring BOTTOM

v1.0

CA-190CD Service cable AC-50 Travel charger SS-296 Camera removal tool BL-4J Nokia Standard Toolkit (v2)

2

4

5

6

1

3

13

14

10

9

11

12

14 —Power/Lock key

15 —Camera key

16 —Loudspeaker

17 —Antenna area

9 —Micro USB connector

8 —Search key

7 —Start key

6 —Back key

5 —Touch screen

4 —Earpiece

3 —Ambient light & Proximity

sensors

2 —Nokia AV 3.5 mm connector

1 —Secondary microphone

10 —Microphone

11 —Camera flash

12 —Camera

13 —Volume keys

v1.0

Flashing concept

Transceiver

Service

software

Care Dummy Battery

with power supply

via Nokia charger

or product

specific battery

Hardware reset

If the phone hardware is jammed, you should first

recommend that the consumer performs a hardware reset. The hardware reset does not reset the Windows Live ID or remove any consumer data.

To perform a hardware reset remove the battery and reinsert it. Boot up the phone normally.

Software / operating system (OS) reset

The software / operating system (OS) reset returns the phone to its out-of-the-box state. Note that this procedure erases all consumer data! Always first try to perform a hardware reset.

Option 1: About menu

-Use this option if the consumer knows the lock code -This option warns the consumer about data loss! -Tap Settings > About > reset your phone